12V 20A DC to DC Battery Charger for RV, Van, Boat, Off-Grid | Lithium & Lead-Acid Batteries

Rich Solar 12V 20A DC-to-DC Battery Charger

The Rich Solar 12V 20A DC-to-DC Battery Charger is a smart, efficient charging solution for RVs, vans, boats, and off-grid systems. Designed to charge your house battery from your vehicle's alternator or a secondary power source, this charger ensures your battery bank stays topped off while you're on the move — without overcharging or damaging your batteries.

Key Features

• 20A Charging Output — Efficient charge rate suitable for 12V lithium and lead-acid battery systems
• Compatible with Lithium & Lead-Acid Batteries — Works with LiFePO4, AGM, GEL, and flooded lead-acid batteries
• Multi-Stage Charging — Optimized charging profile protects battery health and extends cycle life
• Alternator-Friendly Design — Prevents excessive load on your vehicle's alternator
• Compact & Easy to Install — Designed for clean, straightforward installation in tight spaces
• Built-In Protections — Over-voltage, over-temperature, and reverse polarity protection

Ideal For

• RV and camper van dual-battery systems
• Boat and marine charging setups
• Off-grid vehicles and mobile power systems
• Charging house batteries from alternator power

Keep your batteries charged on the go. The Rich Solar 12V 20A DC-DC Charger is the reliable, battery-safe solution for mobile and off-grid charging.